Chart correction 1858 — chart 2471
Chart 2471 [ previous update 3767/25 ] WGS84 DATUM Replace depth, 55, with depth, 46, enclosed by 50m contour 1° 01´·7N., 120° 19´·8E.
Source: UKHO Admiralty Notices to Mariners
Reference information — always verify against official Notices to Mariners before navigation.